THE BEST SIDE OF SIKU GALVANIS

Tapcon screws are a well known anchor that stands for self tapping (self threading) concrete screw. Greater diameter screws are referred to as LDT's. This type of fastener needs a pre-drilled hole—employing a Tapcon drillbit—and they are then screwed into the opening utilizing a normal hex or phillips little bit.Tentunya, ini sangat membantu da